School officials estimated the strike so far had cost about $210,000.
The 47-day strike at Hyundai ended last week and cost $1.1 billion, which will be mostly felt in the second half.
Many people worry that the country's frequent strikes could cost Paris its chance to be the host.
If it lasts the season, the strike will cost the major leagues 669 games.
The entire strike would cost between 69 and 199 lives.
In fact, the transit workers are asking for less than what the strike is costing the city.
One news magazine estimated the strike cost $280 million in lost wages and production.
As of tonight, the strike will have cost nearly $5 million.
Ford had said earlier that the strike was costing it about $30 million a day in lost production.
The strike will cost him $19,000 a day in salary.
