Average utility PC, TC and EC
| Year | PC | TC | EC |
|---|---|---|---|
| 1989 | 0.03343 | 0.01344 | 0.01914 |
| 1990 | 0.03404 | 0.01307 | 0.01965 |
| 1991 | 0.03424 | 0.01264 | 0.02012 |
| 1992 | 0.00920 | 0.01223 | 0.02065 |
| 1993 | 0.00960 | 0.00335 | 0.01254 |
| 1994 | 0.00955 | −0.00009 | 0.01013 |
| 1995 | −0.00123 | −0.00833 | 0.00244 |
| 1996 | −0.03353 | −0.02412 | −0.01249 |
| 1997 | −0.03437 | −0.02459 | −0.01226 |
| 1998 | −0.03751 | −0.02495 | −0.01186 |
| 1999 | −0.03662 | −0.02526 | −0.01144 |
| 2000 | −0.03703 | −0.01332 | 0.00012 |
| 2001 | 0.07122 | 0.00984 | 0.02291 |
| 2002 | −0.02867 | −0.02446 | −0.01020 |
| 2003 | −0.02870 | −0.02502 | −0.01006 |
| 2004 | −0.02835 | −0.02531 | −0.00994 |
| 2005 | −0.02833 | −0.02567 | −0.00982 |
| Year | PC | TC | EC |
|---|---|---|---|
| 1989 | 0.03343 | 0.01344 | 0.01914 |
| 1990 | 0.03404 | 0.01307 | 0.01965 |
| 1991 | 0.03424 | 0.01264 | 0.02012 |
| 1992 | 0.00920 | 0.01223 | 0.02065 |
| 1993 | 0.00960 | 0.00335 | 0.01254 |
| 1994 | 0.00955 | −0.00009 | 0.01013 |
| 1995 | −0.00123 | −0.00833 | 0.00244 |
| 1996 | −0.03353 | −0.02412 | −0.01249 |
| 1997 | −0.03437 | −0.02459 | −0.01226 |
| 1998 | −0.03751 | −0.02495 | −0.01186 |
| 1999 | −0.03662 | −0.02526 | −0.01144 |
| 2000 | −0.03703 | −0.01332 | 0.00012 |
| 2001 | 0.07122 | 0.00984 | 0.02291 |
| 2002 | −0.02867 | −0.02446 | −0.01020 |
| 2003 | −0.02870 | −0.02502 | −0.01006 |
| 2004 | −0.02835 | −0.02531 | −0.00994 |
| 2005 | −0.02833 | −0.02567 | −0.00982 |
Note(s): Direction:
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