นับจำนวนเกมทั้งหมดที่ทีม Boston Red Stockings เข้าร่วมตั้งแต่ปี 1990 ถึง 2000 ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
Count the total number of games the team Boston Red Stockings attended from 1990 to 2000.It is not neccessary to use all the tables.
 postseason:  year [ number]  round [ text]  team_id_winner [ text]  league_id_winner [ text]  team_id_loser [ text]  league_id_loser [ text]  wins [ number]  losses [ number]  ties [ number] 
SELECT SUM(T1.games) FROM home_game AS T1 JOIN team AS T2 ON T1.team_id = T2.team_id_br WHERE T2.name = 'Boston Red Stockings' AND T1.year BETWEEN 1990 AND 2000