# https://www.codechef.com/problems/CARVANS

def main():
    for T in range(int(input())):
        num_cars = int(input())
        speed = map(lambda x: int(x) , input().split())
        count = 0 
        max_speed = float('inf')
        for i in speed:
            if i < max_speed:
                max_speed = i
                count+=1
        print(count)
                                
            
        
        
if __name__ == '__main__':
    main()