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M4% [CM3O&Q J#Source: David, Computer and Dynamo'4% J]MZ3O(&Q Percent'4523  f vd @43" 3O% M3O&Q443_ M NM  MM<444% QM *M@3OA&Q l4Source of mechanical power in US industry, 1870-1930'44e8@8@8@8@`@`@`@`@@@@@@@@@؝@؝@؝@؝@@@@@(@(@(@(@eH@J@B@P@5@S@??*@@T@@@@@P@9@@@C@J@@?0@S@e rj  0NMM?tv>]`E  >"E??3` %,` ` ` ` %33d23 M NM4 3Q OtherQ ;GKQ ;GKQ3_4E4 3Q WaterQ ;GKQ ;GKQ3_4E4 3Q SteamQ ;GKQ ;GKQ3_4E4 3Q ElectricQ ;GKQ ;GKQ3_4E4D $% M3O&Q4$% M3O&Q4FA 3O-q% 3 b#M43*Y@#M! M4% SM3O&Q b/Source: Paul David, Computer and Dynamo (OECD)'4% SKMZ3O(&Q Percent'4523  O43" v3O% M3O&Q4444%  P %M@3OA&Q l4Source of mechanical power in US industry, 1890-1930'44e@@@@@@@@؝@؝@؝@؝@@@@@(@(@(@(@e5@S@??*@@T@@@@@P@9@@@C@J@@?0@S@e rj  0NMM? DmV]`E,  >"E??3` ` ` ` 3d23 M NM4 3Q ElectricQ ;VZQ ;VZQ3_4E4 3Q SteamQ ;VZQ ;VZQ3_4E4 3Q WaterQ ;VZQ ;VZQ3_4E4 3Q OtherQ ;VZQ ;VZQ3_4E4D $% M3O&Q4$% M3O&Q4FA( 3O5H3 b#M43*Y@#M! M4% L A M3O&Q X*Source: David, Computer and Dynamo (OECD)'4% ^n2MZ3O.&Q Percent'4523  O43" y3Oy% M3OQ4444% Y" M@3O&&Q n5Sources of mechanical power in US industry, 1890-1930'44e@@@@@@@@؝@؝@؝@؝@@@@@(@(@(@(@e?S@5@@@T@*@?9@@P@@@J@C@@@S@0@?@e xp  6NMM? _]m] `E  >"E??3` %4"` %4#` %4$` %` &/3d23 M NM4 3Q (Computer ownershipQ ;*- Q ;*-Q3_4E4D $% M3O&$Q4$% M3O&#Q4FA8 3O)  3 b#M43*N#M&#! M4% / M3O &"Q  Year'4% zMZ3O P&&Q 0Share of US households'4523  f vd @43" 3_ M NM  MM<444% VM@3Ok&%Q'44e@@$@4@eˡE?333333?v/?ffffff?e rj  0NMM?b] `F|  >"F??3` *` +` ,` -53dmm23 M NM4 3Q v9Population with cable access ('000s), by household incomeQ ;ikQ ;ikQ3_ O   MM< 4E4D$% M3O&,Q4$% M3O&-Q4FA3O3"  3O % M3OQ44$% XM3OQ '43_ M NM  MM< 444% aG M@3O*&*Q'4% XM@3O&+Q '44ePoorest quartile Next quartile Richest halfejtSP@{Gi@X9T@e rj  0NMM?] `F$  >"F??3` .` 2` 3` 443dL23 M NM4 3Q ^Number of people who have accessed the internet in the past 30 days, by household income groupQ ;ikQ ;ikQ3_4E4D$% M3O&4Q4$% M3O&3Q4FA3O3" l 3Ol % M3OQ44$% XM3OQ '43_ M NM  MM< 444% Yu M@3O&2Q'4% ;XM@3O++&.Q '4% XM@3O&.Q '44ePoorest quartile Next quartile Richest halfeƴ@V- @x&@e rj  0NMM?'U] `F  >"F??3` :` ;` >` ?PHp<0(  <3d23 M NM4  3Q  TelevisionQi ;q|Q ;q|Q3_4E4  3Q CableQi ;q|QQ3_4E4D $% M3O&?Q4$% M3O&>Q4FA D 3O . 3 b#M-43*#M! M4% n .M3O&;Q  Year'4% ^ MZ3O&;Q 0Share of US households'4523 NM43" J R-3OJ R% M3OQ4444% YM@3O&:Q :Television and cable access'44 eP@d@x@@@@Ȟ@ܞ@@ @ @ ,@ebX9ȶ?(\?y&1|?ʡE?y&1?zG?~jt??5^I ?~jt?㥛 ?MbX?S?(\? 1Zd? 1Zd? Cl? ?5^I ? ~jt? }?5^I?e rj  0NMM? ]`F  >"F??3` B` C` D` (E 3d23 M NM4  3Q  AutomotiveQ ;Q ;Q3_4E4  3Q RailroadQ ;Q ;Q3_4E4  3Q D Electric power generating plantsQ ;Q ;Q3_4E4D$% M3O&CQ4$% M3O&DQ4FAQ3Od[ 3 b+MZ&E43*?>N#M&B! M4%  :UM3OQ  Year'4% [6% MZ3O&Q @Horsepower (logarithmic scale)'4523  O43" ( d{% 3O( cX% M3O&LQ423 M NM4444%  N~ MM@3O&Q f1Total horsepower of all 'prime movers', 1880-1970'44 e`@`@`@@@@@@@؝@؝@؝@@@@(@(@(@P@P@P@x@x@x@@@@ Ȟ@ Ȟ@ Ȟ@e-C6*?@-C6*?-C6*?@{@Y@@@@@ @T@%A`@@5A@`4@wCA@$@@hPA@y@cA@ A nrA ^@ Ae rj  0NMM? ']`F  >"F??3` K` M` N` O3dV 23 M NM4  3Q  automotiveQ ;Q ;Q3_4E4  3Q  railroadsQ ;Q ;Q3_4E4  3Q farmsQ ;Q ;Q3_4E4  3Q >electricity generation plantsQ ; Q ;Q3_4E4D$% M3O&OQ4$% M3O&NQ4FAx3O\r  3 b#M-43*>#M! M4% r9.M3O&MQ  Year'4% 9MZ3O&NQ @Horsepower (logarithmic scale)'4523  O43"   3O e% M3O&Q423 M NM4444% Y .M@3O&KQ b/Total horsepower of all prime movers, 1880-1970'44 e`@`@`@`@@@@@@@@@؝@؝@؝@؝@@@@@(@(@(@(@P@P@P@P@x@x@x@x@@@@@ Ȟ@ Ȟ@ Ȟ@ Ȟ@e-C6*?@@-C6*?-C6*?@@{@Y@@@R@@@ @n@T@%A`@@@5A@@`4@wCA@@$@@hPA@@y@cA@ A A nrA ^@ ЛA Ae rj  0NMM?4;]`F=  >"F??33d23 M NM4  3Q d0annual percentage growth rate, five year averageQi ;Q ;Q3_4E4  3Q :total track operated, milesQ ;QQ3_4E4D $% M3O&Q4$% M3O&Q4FA(b i3OO& 3 bo43*4% !ChM3O& Q D Source: Chandler, The Railroads'4523 NM43" Q  3OQ % M3OQ4444A(b i3O3 bo! M43*43" 44% Wt @M`3O& Q J#Buildout of US railroads, 1830-1890'44 e@@@Ԝ@@@@$@8@ L@ `@ t@ @e7@1k)TS@(@[02@@ B.#@@خn*@@~ӻt,@@o$@@5Kv@!@P"q @@@ c@ @ `4rg@ @ ؘv@ T@ Q5W@ xYAe rj  0NMM?e6H]`FH  >"F??33d23 M NM4  3Q N%growth rate, annual average by decadeQi ;Q ;Q3_4E4  3Q >daily telephone conversationsQ ;QQ3_4E4D $% M3O&Q4$% M3O&Q4FA 53O$SK3 bo43*4% n M3O%& Q {Source: US Historical Statistics. (Numbers include local exchange and toll calls, Bell system and independent companies.)'4% ^.<MZ3O=& Q  Growth rate'4523  43" y 3Oy% M3OQ4444A 53O3 bo! M43*43" 44% Yi MP3O1&& Q ~=Daily telephone conversations in the United States, 1890-1970'44 e@@؝@@(@P@x@@Ȟ@e@0@ʾ@5w.@ @ф: @L@NN@d@l?@I5z@Af@h A79#@@Ae   >5@LLL > $ ~~  dMbP?_*+%Mz,,  y ce(,,(d'`"d??U }   PP"4   - . /PI P I0"_ P` Pa "b 4c  e Of &Pg 8h  _7 `8 a9 b: c; eP fQ gR hS2u Pv P " 4   O &P 8   8 u< v= I J K L M N O _ ^v P P " ` ] ^ f( 4(  4p 4 6NMM?e']`F  >"F??3` '` (` )` T3d23 M NM4 3Q ElectricQ ;VZQ ;VZQ3_4E4 3Q SteamQ ;VZQ ;VZQ3_4E4 3Q WaterQ ;VZQ ;VZQ3_4E4 3Q OtherQ ;VZQ ;VZQ3_4E4D $% M3O&)Q4$% M3O&(Q4FA' 3O/I3 b#M43*Y@#M! M4% T : M3O&'Q X*Source: David, Computer and Dynamo (OECD)'4% ^f.MZ3O.&'Q Percent'4523  O43" u3Ou% M3OQ4444% X M@3O4&&TQ n5Sources of mechanical power in US industry, 1890-1930'44e@@@@@@@@؝@؝@؝@؝@@@@@(@(@(@(@e?S@5@@@T@*@?9@@P@@@J@C@@@S@0@?@e xp 4 6MNN?.b]F  >"F??3` /` 0` 1` 953dmm23 M NM4 3Q v9Population with cable access ('000s), by household incomeQ ;ikQ ;ikQ3_ O   MM< 4E4D$% M3O&1Q4$% M3O&/Q4FAk3OT3"  G3O H% M3OQ44$% XM3OQ '43_ M NM  MM< 444% G M@3O&9Q BShare of population with cable access ('000s), by household income'4% XM@3O&0Q '44ePoorest quartile Next quartile Richest halfejtSP@{Gi@X9T@e xp 4 6NMM?/|A]`F@  >"F??3` 5` 6` 7` 843dL23 M NM4 3Q ^Number of people who have accessed the internet in the past 30 days, by household income groupQ ;ikQ ;ikQ3_4E4D$% M3O&7Q4$% M3O&5Q4FA 3O 3" $% XM3OQ '43_ M NM  MM< 444% Y M@3O&8Q ]Share of people who have accessed the internet in the past 30 days, by household income group'4% D;XM@3O++&6Q '4% XM@3O&6Q '44ePoorest quartile Next quartile Richest halfeƴ@V- @x&@e rj 4 0NMM?CU]`F  >"F??3` <` =` @` A3d23 M NM4  3Q  TelevisionQi ;q|Q ;q|Q3_4E4  3Q CableQi ;q|QQ3_4E4D $% M3O&AQ4$% M3O&@Q4FA@ L3O 3 3 bN MZ&@43*?#M! M4% j -M3O&=Q  Year'4% ^MZ3O&=Q 0Share of US households'4523 NM43" L n*3OL n% M3OQ4444% X M@3O&<Q :Television and cable access'44 eP@d@x@@@@Ȟ@ܞ@@ @ @ ,@ebX9ȶ?(\?y&1|?ʡE?y&1?zG?~jt??5^I ?~jt?㥛 ?MbX?S?(\? 1Zd? 1Zd? Cl? ?5^I ? ~jt? }?5^I?e rj  4 0NMM?W]l'] `F  >"F??3` F` G` H` (I` J 3d23 M NM4  3Q  AutomotiveQ ;Q ;Q3_4E4  3Q RailroadQ ;Q ;Q3_4E4  3Q D Electric power generating plantsQ ;Q ;Q3_4E4D $% M3O&FQ4$% M3O&GQ4FAW3Oa` 3 b+MZ&I43*?>N#M&J! M4%  9TM3OQ  Year'4% [B MZ3O&Q @Horsepower (logarithmic scale)'4523  O43" + nM3O+ n% M3O&HQ4444% Mx KMP3O&Q f1Total horsepower of all 'prime movers', 1880-1970'44 e`@`@`@@@@@@@؝@؝@؝@@@@(@(@(@P@P@P@x@x@x@@@@ Ȟ@ Ȟ@ Ȟ@e-C6*?@-C6*?-C6*?@{@Y@@@@@ @T@%A`@@5A@`4@wCA@$@@hPA@y@cA@ A nrA ^@ Ae rj  4 0NMM?pbO] `F8  >"F??3` P` Q` R` S3d23 M NM4  3Q  automotiveQ ;Q ;Q3_4E4  3Q  railroadsQ ;Q ;Q3_4E4  3Q farmsQ ;Q ;Q3_4E4  3Q >electricity generation plantsQ ; Q ;Q3_4E4D$% M3O&SQ4$% M3O&RQ4FA?/D 3OY % 3 b+MZ43*>#M! M4% @-M3O&QQ  Year'4% } MZ3O&RQ @Horsepower (logarithmic scale)'4523  O43"   3O e% M3O&Q423 M NM4444% Xy -MP3O&PQ b/Total horsepower of all prime movers, 1880-1970'44 e`@`@`@`@@@@@@@@@؝@؝@؝@؝@@@@@(@(@(@(@P@P@P@P@x@x@x@x@@@@@ Ȟ@ Ȟ@ Ȟ@ Ȟ@e-C6*?@@-C6*?-C6*?@@{@Y@@@R@@@ @n@T@%A`@@@5A@@`4@wCA@@$@@hPA@@y@cA@ A A nrA ^@ ЛA Ae rj  4 0NMM?] `F1  >"F??33d23 M NM4  3Q d0annual percentage growth rate, five year averageQi ;Q ;Q3_4E4  3Q :total track operated, milesQ ;QQ3_4E4D $% M3O&Q4$% M3O&Q4FA)` b3OO* 3 bo43*4% #BlM3O& Q D Source: Chandler, The Railroads'4523 NM43" R 3OR% M3OQ4444A)` b3O3 bo! M43*43" 44% Iz AMP3O& Q J#Buildout of US railroads, 1830-1890'44 e@@@Ԝ@@@@$@8@ L@ `@ t@ @e7@1k)TS@(@[02@@ B.#@@خn*@@~ӻt,@@o$@@5Kv@!@P"q @@@ c@ @ `4rg@ @ ؘv@ T@ Q5W@ xYAe rj  4 0NMM?N] `FP  >"F??33d23 M NM4  3Q N%growth rate, annual average by decadeQi ;Q ;Q3_4E4  3Q >daily telephone conversationsQ ;QQ3_4E4D $% M3O&Q4$% M3O&Q4FA A3OTT3 bo43*4% r | M3O%& Q {Source: US Historical Statistics. (Numbers include local exchange and toll calls, Bell system and independent companies.)'4% ^98MZ3O=& Q  Growth rate'4523  43" u 3Ou% M3OQ4444A A3O3 bo! M43*43" 44% Xa MP3O1&& Q ~=Daily telephone conversations in the United States, 1890-1970'44 e@@؝@@(@P@x@@Ȟ@e@0@ʾ@5w.@ @ф: @L@NN@d@l?@I5z@Af@h A79#@@Ae >@   Oh+'0@H\x ' Joshua SkovSchool of EducationMicrosoft Excel@+)@ &  ՜.+,D՜.+, PXd lt| 't3: Sheet1Sheet2Sheet3  Worksheets 6> _PID_GUID'AN{01DDFB00-79DB-11D3-865C-0050E4E62B75} FMicrosoft Excel Worksheet8FIBExcel.Sheet.8CompObj X