Direction: Study the following information carefully and answer the questions given below.
Eight persons-S, T, U, V, W, X, Y and Z were joined in a company in eight different years, viz. 1990, 2010, 1992, 1984, 1980, 1998, 2003 and 1989, but not necessarily in the same order. Their experiences are calculated based on 2018 on same month and same date. W was the most experienced in the group. Only two persons were joined between Y and W. Only one persons was joined between Y and Z. S's experience was four years more than that of twice the experience of V. Only three persons were joined between Z and S. X was joined one of the odd numbered years. U was joined before T and both are joined in the even numbered years.
Number of person joined before X is as same as number of person joined after ?