How many people did the authorities start removing from the dangerous place to a safer one?

Philippines is an island nation whose most active volcano seems ready to erupt. (1) Tuesday morning, authorities started evacuating about 50, 000 people who live near the volcano. As of Monday, scientists said they had recorded 83 volcanic quakes and had raised the alert level to a level 3. That means that a full-scale eruption is expected to take place within weeks, maybe days. (2) This volcano’s erupted 49 times since its first documented one in 1616.