for (j in 1:4) {
  for (i in 1:max(foodChoice$trial)) {
    if (nrow(foodEye[foodEye$trial == i & foodEye$subNum == j, ]) > 0) {
    foodChoice$totalfix[foodChoice$subNum == j & foodChoice$trial == i] = max(foodChoice$fixnum[foodChoice$subNum == j & foodChoice$trial == i])
    }
    if (nrow(artEye[artEye$trial == i & artEye$subNum == j, ]) > 0) {
    artChoice$totalfix[artChoice$subNum == j & artChoice$trial == i] = max(artChoice$fixnum[artChoice$subNum == j & artChoice$trial == i])
  }

}
}