"since_year","till_year","Totals","Graph"
"1620","1629","2",""
"1640","1649","2",""
"1650","1659","1",""
"1660","1669","5","="
"1670","1679","2",""
"1680","1689","2",""
"1690","1699","1",""
"1700","1709","2",""
"1710","1719","5","="
"1720","1729","3",""
"1730","1739","5","="
"1740","1749","4",""
"1750","1759","7","="
"1760","1769","3",""
"1770","1779","3",""
"1780","1789","6","="
"1790","1799","10","="
"1800","1809","9","="
"1810","1819","26","==="
"1820","1829","33","==="
"1830","1839","67","======="
"1840","1849","118","============"
"1850","1859","129","============="
"1860","1869","131","============="
"1870","1879","218","======================"
"1880","1889","238","========================"
"1890","1899","256","=========================="
"1900","1909","307","==============================="
"1910","1919","290","============================="
"1920","1929","321","================================"
"1930","1939","292","============================="
"1940","1949","413","========================================="
"1950","1959","417","=========================================="
"1960","1969","407","========================================="
"1970","1979","436","============================================"
"1980","1989","323","================================"
"1990","1999","91","========="
"2000","2009","10","="
"2010","2019","2",""