Query Run
select count(*) from page where page_namespace = 0 and page_title like... 1 year ago
select count(*) from page where page_namespace = 0 and page_title like "%_–_%" 1 year ago
select count(*) from page where page_namespace = 0 and page_title like "% – %" 1 year ago
select count(*) from page where page_title like "% – %" 1 year ago