Number of positive, negative and neutral articles by year
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
Neutral about lock hospitals
Positive about lock hospitals
Negative about lock hospitals
* Some articles were both positive and negative