set style data l;

set xlabel "date";
set ylabel "frequency (per million)";
set xrange [*:*]
set yrange [0:*];
unset grid;
;
set title "\"\@Sol\" [slice=5 norm=date+class win=1]";
;
;
plot "-" title "Schulbuch";
1645	0
1650	0
1655	0
1660	0
1665	0
1670	0
1675	0
1680	0
1685	0
1690	0
1695	0
1700	0
1705	6.91864366909511
1710	6.91864366909511
1715	6.91864366909511
1720	3.40915289368898
1725	12.3539490521054
1730	12.3539490521054
1735	11.3071589937243
1740	2.36236283530787
1745	2.70673074972281
1750	1.36152429101911
1755	1.36152429101911
1760	1.01715637660418
1765	1.6841396151741
1770	7.09615059939159
1775	7.92379183016031
1780	7.01195049357197
1785	2.42401639902459
1790	2.66342881971346
1795	3.50623186773964
1800	5.41754245610026
1805	5.21487477164767
1810	4.78456334920401
1815	3.09119072896541
1820	3.20071877935269
1825	2.49148425848324
1830	1.70425520163129
1835	1.13574536090975
1840	1.01678808868696
1845	1.09330802993789
1850	1.21356240355554
1855	1.11095963928476
1860	1.0492381912499
1865	0.983934840905975
1870	1.21089696224168
1875	1.31728696519341
1880	1.15254508338981
1885	1.03790227833916
1890	0.908313772694766
1895	0.821939220697169
1900	0.718712567593931
1905	0.669236480368788
1910	0.927550083327761
1915	0.664462073340697
1920	0.701328553653361
e