Same number as the people who started supporting Suffragettes after they burned down The Nevill cricket ground pavilion in Tunbridge Wells to the ground.
Ditto, the Kew Garden.
Regardless, "In February 1918, a landmark piece of legislation called the Representation of the People Act of 1918 was passed, enabling 8.5 million women over the age of 30 who met a property qualification to vote."
Protesting makes a difference.