In the year whose January page is shown, in how many months are there five Mondays?

2029 is ordinary and starts on Monday. Month starts and lengths: Jan Mon 31 (yes), Feb Thu 28, Mar Thu 31, Apr Sun 30 (yes), May Tue 31, Jun Fri 30, Jul Sun 31 (yes), Aug Wed 31, Sep Sat 30, Oct Mon 31 (yes), Nov Thu 30, Dec Sat 31 (yes). Five months: January, April, July, October, December.