user: Question: What is the maximum number of 2006 subscribers for Glo Mobile?
Columns: ['Provider', 'Country', 'Subscribers (2005) (thousands)', 'Subscribers (2006) (thousands)', 'Growth %']
Types: ['text', 'text', 'real', 'real', 'text']
Sample row: ['Airtel', 'Kenya, Uganda', 37600.0, 31800.0, '54.9']
SQL:

assistant: SELECT MAX("Subscribers (2006) (thousands)") FROM "Table" WHERE "Provider" = 'Glo Mobile';