1990 WTA Tour
The WTA Tour 1990 is the 21st year of the women's tennis tournament series, which is held annually by the Women 's Tennis Association.
The team competitions Hopman Cup and Fed Cup are not part of the WTA Tour in 1990., Where they are listed but because the top players play these tournaments usually.
The string of e.g. 128E/96Q/64D/32M has the following meaning: 128E = 128 players playing in single 96Q 96 = players play the qualification 64D = 64 pairs in a double play 32M = 32 pairs playing in the Mixed