Reduction (%)

Intervals

seats

walls

Doors

98.9

99.0

99.0

After one day

99.0

98.5

97.3

After 2 days

99.4

99.2

98.2

After 4 days

99.3

99.5

98.9

After 2 weeks

99.6

99.3

98.9

After 3 weeks

99.6

99.8

98.8

After 4 weeks

99.6

99.8

98.9

After 5 weeks

99.6

99.7

98.8

After 6 weeks

99.7

99.7

98.9

After 7 weeks

99.7

99.7

99.1

After 8 weeks