The minerals and vitamins and nutrients are in perfect harmony with each other. Celery leaves are high in vitamin A, whilst the stems are an excellent source of vitamins B1, B2, B6 and C and dense in potassium, folic acid, calcium, magnesium, iron, phosphorus, sodium and essential amino acids.
1 ships will sail at varying capacities depending on itinerary and season.  the average cruise ship passenger capacity is around 3,000 guests for ocean liners and around 150 guests for bigger river cruise ships.
Premium and Luxury cruise lines tend to have much smaller capacity ships carrying 100-1250 or so passengers. Most ships carry 2,000-3,500 passengers, while mega-ships can carry over 5,000...a virtual city on something that weighs many times as much as the Titanic.