And pay per worker is 3 percent higher, $22,173, compared with $21,518.
The officials said they did not know the payments per worker.
The cost of health care per worker will rise to $6,500 this year, from $4,140 in 1999, the company said.
The company is also increasing health insurance benefits by about $50 a week per worker.
The city's goal is no more than 12 cases per worker.
The average number of cases per worker rose to 19.6, from 12.3, in the period.
The changes mean production per worker will be increased from 33 cars to 42; well above the European average of 31.
Output per worker grew an average of 0.5 percent in the country to $53,900.
The cases were settled for $85,500, or about $1,700 per worker killed.
That's a gain of more than 75 percent in product per worker.