Popularity in Czechia
Numbers
| Thea (feminine) | |||
| Year | Rank | Times Used | |
| 2016 | #102 | 88 | |
| 2015 | #106 | 81 | |
| 2014 | #111 | 74 | |
| 2013 | #112 | 62 | |
| 2012 | #133 | 48 | |
| 2011 | #146 | 38 | |
| 2010 | #176 | 25 | |
| 2009 | #184 | 23 | |
| 2008 | - | - | |
| 2007 | - | - | |
| 2006 | - | - | |
| 2005 | #199 | 12 | |
| 2004 | - | - | |
| 2003 | - | - | |
| 2002 | - | - | |
| 2001 | - | - | |
| 2000 | - | - | |
| 1999 | - | - | |
| 1998 | - | - | |
| 1997 | - | - | |
| 1996 | - | - | |
| 1995 | - | - | |
| 1994 | - | - | |
| 1993 | - | - | |
| 1992 | - | - | |
| 1991 | - | - | |
| 1990 | - | - | |
| 1989 | - | - | |
| 1988 | - | - | |
| 1987 | - | - | |
| 1986 | - | - | |
| 1985 | - | - | |
| 1984 | - | - | |
| 1983 | - | - | |
| 1982 | - | - | |
| 1981 | - | - | |
| 1980 | - | - | |
| 1979 | - | - | |
| 1978 | - | - | |
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| 1976 | - | - | |
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| 1973 | - | - | |
| 1972 | - | - | |
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| 1970 | - | - | |
| 1969 | - | - | |
| 1968 | - | - | |
| 1967 | - | - | |
| 1966 | - | - | |
| 1965 | - | - | |
| 1964 | - | - | |
| 1963 | - | - | |
| 1962 | - | - | |
| 1961 | - | - | |
| 1960 | - | - | |
| 1959 | - | - | |
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| 1957 | - | - | |
| 1956 | - | - | |
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| 1953 | - | - | |
| 1952 | - | - | |
| 1951 | - | - | |
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| 1949 | - | - | |
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| 1944 | - | - | |
| 1943 | - | - | |
| 1942 | - | - | |
| 1941 | - | - | |
| 1940 | - | - | |
| 1939 | - | - | |
| 1938 | - | - | |
| 1937 | - | - | |
| 1936 | - | - | |
| 1935 | - | - | |
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