set style data l;

set xlabel "date";
set ylabel "frequency (per million)";
set xrange [*:*]
set yrange [0:*];
unset grid;
;
set title "\"\@solt\" [slice=5 norm=date+class win=1]";
;
;
plot "-" title "Schulbuch";
1645	30.6673209028459
1650	15.333660451423
1655	10.2224403009486
1660	0
1665	0
1670	0
1675	0
1680	0
1685	0
1690	0
1695	0
1700	0
1705	0
1710	0
1715	0
1720	3.40915289368898
1725	3.40915289368898
1730	3.40915289368898
1735	0
1740	0
1745	0
1750	1.01715637660418
1755	1.01715637660418
1760	1.01715637660418
1765	0
1770	1.0824021968435
1775	1.0824021968435
1780	1.21111857660779
1785	0.128716379764292
1790	0.840085480736022
1795	1.03438936629412
1800	1.03438936629412
1805	0.323020265322386
1810	0
1815	0.0744296326994385
1820	0.0744296326994385
1825	0.0744296326994385
1830	0
1835	0.0579148823815341
1840	0.0975368947233155
1845	0.0975368947233155
1850	0.0921878673706201
1855	0.0807875602294216
1860	0.105295223334537
1865	1.2496528881613
1870	1.81690233399237
1875	2.47989052845616
1880	1.50146380896554
1885	2.17036907569719
1890	2.07419911764092
1895	3.26457667597394
1900	2.90077075393559
1905	2.97151806287689
1910	3.36092204687981
1915	2.46035155115487
1920	2.69741751405139
e