Lower-income countries accelerated faster

Sanitation

Water

Maternal mortality

Child mortality

Acceleration ratio 1990-00 vs.

2000-15 rate of progress

3

Low-income countries

excluding India

2

1

Middle-income countries

excluding China

0

20%

30

40

50

60

Share of problem eliminated, 1990-2015

Sanitation

Water

Maternal mortality

Child mortality

Acceleration ratio 1990-00 vs. 2000-15 rate of progress

3

Low-income countries

excluding India

2

Middle-income countries

excluding China

1

0

0%

10

20

30

40

50

60

70

80

90

100

Share of problem eliminated, 1990-2015