Global hybrid sales have tripled in the last five years, leading to parts shortages and long waits for new cars.Buyers in some regions are experiencing months-long wait times for new Toyota Hybrid vehicles and parts.Toyota dealers in the U.S., Asia, and Europe are struggling to keep inventory, with European buyers waiting 60 to 70 days on average for new hybrids.Toyota is investing in new production facilities to increase its output by adding more than 100,000 vehicles to its annual production soon.