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15-5 Quality of Transport Routes
Item
1990
1995
2000
2001
2002
Length of National Railways in Operation (km)
53378
54616
58656
59079
59530
Double-Tracking Length (km)
13024
16909
21408
22640
23058
Proportion (%)
24.4
31.0
36.5
38.3
38.7
Automatic Blocking Length (km)
10370
12910
18318
18845
20682
Proportion (%)
19.4
23.6
31.2
31.9
34.7
Length of Highways (km)
1028348
1157009
1402698
1698012
1765222
Expressway and Class I to IV Highway
741040
910754
1216013
1336044
1382926
Proportion (%)
72.1
78.7
86.7
78.7
78.3
Length of Navigable Inland Waterways (km)
109192
110562
119325
121535
121557
Standard Waterways (km)
56587
61367
63692
63597
Proportion (%)
51.2
51.4
52.4
52.3
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