user: Question: how many people come to visit when the 1654 exhibitions
Columns: ['Year', 'Exhibitors (domestic)', 'Exhibitors (foreign)', 'Exhibitors (total)', 'Visitors (total)', 'Visitors (foreign in %)']
Types: ['real', 'real', 'real', 'real', 'real', 'text']
Sample row: [2002.0, 1055.0, 638.0, 1693.0, 333641.0, '12%']
SQL:

assistant: SELECT SUM("Visitors (total)") FROM "Table" WHERE "Exhibitors (total)" = 1654.0;