"since_year","till_year","Totals","Graph"
"1670","1679","1",""
"1690","1699","1",""
"1730","1739","1",""
"1740","1749","3",""
"1750","1759","1",""
"1760","1769","3",""
"1770","1779","1",""
"1780","1789","5","="
"1790","1799","3",""
"1800","1809","5","="
"1810","1819","7","="
"1820","1829","10","="
"1830","1839","8","="
"1840","1849","24","=="
"1850","1859","32","==="
"1860","1869","30","==="
"1870","1879","46","====="
"1880","1889","41","===="
"1890","1899","45","====="
"1900","1909","60","======"
"1910","1919","62","======"
"1920","1929","64","======"
"1930","1939","58","======"
"1940","1949","44","===="
"1950","1959","35","===="
"1960","1969","19","=="
"1970","1979","20","=="
"1980","1989","11","="
"1990","1999","12","="
"2000","2009","10","="
"2010","2019","2",""