user: Question: How many contestants are 1.80 mtr. in height? 
Columns: ['Represent Province', 'Contestant', 'Age', 'Height (ft.)', 'Height (mtr.)', 'Hometown']
Types: ['text', 'text', 'real', 'text', 'text', 'text']
Sample row: ['Drenthe', 'Bojoura Verwey', 24.0, '5\'11"', '1.82', 'Amsterdam']
SQL:

assistant: SELECT COUNT("Contestant") FROM "Table" WHERE "Height (mtr.)" = '1.80';