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Table 3 Road freight transport, HDV performance data (1997–2003)

From: The vehicle approach for freight road transport energy and environmental analysis in Spain

Type Indicator name and units 1997 2003 Annual increment (% y−1)
DIs Fleet (number of vehicles 103) 234.3 336.3 7.3
Load capacity (103 t) 3 596.1 5 586.0 9.2
Operations (106) 145.7 251.8 12.1
Running kilometers (106 km) 16 506.8 26 214.5 9.8
Tonnes (106 t) 1 054.8 1 850.0 12.6
Tonne kilometres (109 tkm) 119.5 192.6 10.2
Fuel consumption (106 l)1 4 952.0 ± 825.3 (4 126.7−5 777.4) 7 864.4 ± 1 310.7 (6 553.6–9 175.1) 9.8
Tonnes oil equivalent (106 toe)1 4.6 ± 0.8 (3.8–5.3) 7.3 ± 1.2 (6.1–8.5) 9.8
Tonnes of CO2 equivalent (106 tCO2e)1 13.3 ± 2.2 (11.0–15.5) 21.0 ± 3.5 (17.5–24.6) 9.8
KPIs Vehicle loading–loaded operations (%) 79 80 0.2
Vehicle loading–total operations (%) 41 40 −0.4
Operation factor (km/operation) 113.3 104.1 −1.3
Empty running operations (%) 47 47 _2
Empty running kilometers (%) 26 26 _2
Fuel efficiency (koe/t-km)1 0.038 ± 0.006 (0.032–0.045) 0.038 ± 0.006 (0.031–0.044) −0.2
Emission efficiency (grs CO2/t-km)1 110.9 ± 18.5 (92.4–129.4) 109.3 ± 18.2 (91.1–127.5) −0.2
Vehicle time utilization (%) 78 79 0.2
Transport content (km/t) 15.6 14.2 −1.6
Transport distance (km) 113.2 104.1 −1.3
Transport efficiency (tkm/vkm) 7.2 7.3 0.3
  1. 1 the values are means ± standard deviations and ranges (in parenthesis)
  2. 2not significant differences